Modular ballast housing



FIG. 1 is a perspective view of the bottom left side of the modularballast housing showing the new design.

FIG. 2 is a right side elevational view of the modular ballast housingshown in FIG. 1.

FIG. 3 is a left side elevational view of the modular ballast housingshown in FIG. 1.

FIG. 4 is a front elevational view of the modular ballast housing shownin FIG. 1.

FIG. 5 is a rear elevational view of the modular ballast housing shownin FIG. 1.

FIG. 6 is a bottom view of the modular ballast housing shown in FIG. 1;and,

FIG. 7 is a top view of the modular ballast housing shown in FIG. 1.

Features shown in dash lines depict the environment and do not form partof the claimed design.

The ornamental design for a modular ballast housing, as shown anddescribed.